import Pen.PenColor.BlueColor;
import Pen.PenColor.GreenColor;
import Pen.PenColor.RedColor;
import Pen.PenModel.APenModel;
import Pen.PenModel.BoldModel;
import Pen.PenModel.LightModel;
import Pen.PenModel.MediumModel;

public class Main {
        public static void main(String[] args) {
            APenModel pen1 = new BoldModel(new RedColor());
            System.out.println(pen1.draw());

            APenModel pen2 = new MediumModel(new BlueColor());
            System.out.println(pen2.draw());

            APenModel pen3 = new LightModel(new GreenColor());
            System.out.println(pen3.draw());
    }
}